<template>
  <div>
    <div
      v-if="!multiple"
      class="update-image"
      :style="{
        'background-image': `url(${getUrl(model)})`,
        'position': 'relative',
      }"
    >
      <el-icon
        v-if="isVideoExt(model || '')"
        :size="32"
        class="video video-icon"
        style=""
      >
        <VideoPlay />
      </el-icon>
      <video
        v-if="isVideoExt(model || '')"
        class="avatar video-avatar video"
        muted
        preload="metadata"
        style=""
        @click="openChooseImg"
      >
        <source :src="getUrl(model) + '#t=1'">
      </video>
      <span
        v-if="model"
        class="update"
        style="position: absolute;"
        @click="openChooseImg"
      >
        <el-icon>
          <delete />
        </el-icon>
        删除</span>
      <span
        v-else
        class="update text-gray-600"
        @click="openChooseImg"
      >
        <el-icon>
          <plus />
        </el-icon>
        上传</span>
        
    </div>
    
    <div
      v-else
      class="multiple-img"
    >
      <div
        v-for="(item, index) in multipleValue"
        :key="index"
        class="update-image"
        :style="{
          'background-image': `url(${getUrl(item)})`,
          'position': 'relative',
        }"
      >
        <el-icon
          v-if="isVideoExt(item || '')"
          :size="32"
          class="video video-icon"
        >
          <VideoPlay />
        </el-icon>
        <video
          v-if="isVideoExt(item || '')"
          class="avatar video-avatar video"
          muted
          preload="metadata"
          @click="deleteImg(index)"
        >
          <source :src="getUrl(item) + '#t=1'">
        </video>
        <span
          class="update"
          style="position: absolute;"
          @click="deleteImg(index)"
        >
          <el-icon>
            <delete />
          </el-icon>
          删除</span>
      </div>
      <div
        v-if="!maxUpdateCount || maxUpdateCount>multipleValue.length"
        class="add-image"
      >
        <span
          class="update  text-gray-600"
          @click="openChooseImg"
        >
          <el-icon>
            <Plus />
          </el-icon>
          上传</span>
      </div>
    </div>
    <el-drawer
      v-model="drawer"
      title="媒体库"
      size="650px"
    >
      <warning-bar
        title="点击“文件名/备注”可以编辑文件名或者备注内容。"
      />
      <div class="gva-btn-list">
        <upload-common
          :image-common="imageCommon"
          class="upload-btn-media-library"
          @on-success="getImageList"
        />
        <upload-image
          :image-url="imageUrl"
          :file-size="512"
          :max-w-h="1080"
          class="upload-btn-media-library"
          @on-success="getImageList"
        />
        <el-form
          ref="searchForm"
          :inline="true"
          :model="search"
        >
          <el-form-item label="">
            <el-input
              v-model="search.keyword"
              class="keyword"
              placeholder="请输入文件名或备注"
            />
          </el-form-item>

          <el-form-item>
            <el-button
              type="primary"
              icon="search"
              @click="getImageList"
            >查询
            </el-button>
          </el-form-item>
        </el-form>
      </div>
      <div class="media"  >
        <div
          v-for="(item,key) in picList"
          :key="key"
          class="media-box"
         
        >
          <div class="header-img-box-list">
            <el-image
              :key="key"
              :src="getUrl(item.url)"
              fit="cover"
              style="width: 100%;height: 100%;"
              @click="chooseImg(item.url)"
            >
           
              <template #error>
                <el-icon
                  v-if="isVideoExt(item.url || '')"
                  :size="32"
                  class="video video-icon"
                >
                  <VideoPlay />
                </el-icon>
                <video
                  v-if="isVideoExt(item.url || '')"
                  class="avatar video-avatar video"
                  muted
                  preload="metadata"
                  @click="chooseImg(item.url)"
                >
                  <source :src="getUrl(item.url) + '#t=1'">
                  您的浏览器不支持视频播放
                </video>
                <div
                  v-else
                  class="header-img-box-list"
                >
                  <el-icon class="lost-image">
                    <!-- <icon-picture /> -->
                  </el-icon>
                </div>
              </template>
            </el-image>
          </div>
          <div
            class="img-title"
            @click="editFileNameFunc(item)"
          >{{ item.name }}
          </div>
        </div>
      </div>
      <el-pagination
        :current-page="page"
        :page-size="pageSize"
        :total="total"
        :style="{'justify-content':'center'}"
        layout="total, prev, pager, next, jumper"
        @current-change="handleCurrentChange"
        @size-change="handleSizeChange"
      />
    </el-drawer>
  </div>
</template>

<script setup>

import { getUrl, isVideoExt } from '@/utils/image'
import { onMounted, ref } from 'vue'
import { getFileList, editFileName } from '@/api/fileUploadAndDownload'
import UploadImage from '@/components/upload/image.vue'
import UploadCommon from '@/components/upload/common.vue'
import WarningBar from '@/components/warningBar/warningBar.vue'
import { ElMessage, ElMessageBox } from 'element-plus'
import { Delete, Plus, Picture as IconPicture } from '@element-plus/icons-vue'
const loading = ref(true)
const imageUrl = ref('')
const imageCommon = ref('')

const search = ref({})
const page = ref(1)
const total = ref(0)
const pageSize = ref(20)

const model = defineModel({ type: [String, Array] })

const props = defineProps({
  multiple: {
    type: Boolean,
    default: false
  },
  fileType: {
    type: String,
    default: ''
  },
  maxUpdateCount: {
    type: Number,
    default: 0
  }
})

const multipleValue = ref([])

onMounted(() => {
  if (props.multiple) {
    multipleValue.value = model.value
  }
})
const deleteImg = (index) => {
  multipleValue.value.splice(index, 1)
  model.value = multipleValue.value
}

// 分页
const handleSizeChange = (val) => {
  pageSize.value = val
  getImageList()
}

const handleCurrentChange = (val) => {
  page.value = val
  getImageList()
}
const editFileNameFunc = async(row) => {
  ElMessageBox.prompt('请输入文件名或者备注', '编辑', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    inputPattern: /\S/,
    inputErrorMessage: '不能为空',
    inputValue: row.name
  }).then(async({ value }) => {
    row.name = value
    // console.log(row)
    const res = await editFileName(row)
    if (res.code === 0) {
      ElMessage({
        type: 'success',
        message: '编辑成功!',
      })
      getImageList()
    }
  }).catch(() => {
    ElMessage({
      type: 'info',
      message: '取消修改'
    })
  })
}

const drawer = ref(false)
const picList = ref([])

const imageTypeList = ['png', 'jpg', 'jpeg', 'gif', 'bmp', 'webp']
const videoTyteList = ['mp4', 'avi', 'rmvb', 'rm', 'asf', 'divx', 'mpg', 'mpeg', 'mpe', 'wmv', 'mkv', 'vob','mp3']

const listObj = {
  image: imageTypeList,
  video: videoTyteList
}

const chooseImg = (url) => {
  console.log(url,'返回选中文件的路径')
  if (props.fileType) {
    const typeSuccess = listObj[props.fileType].some(item => {
      if (url.includes(item)) {
        return true
      }
    })
    if (!typeSuccess) {
      ElMessage({
        type: 'error',
        message: '当前类型不支持使用'
      })
      return
    }
  }
  if (props.multiple) {
    multipleValue.value.push(url)
    model.value = multipleValue.value
  } else {
    model.value = url
  }
  drawer.value = false
}
const openChooseImg = async() => {
  if (model.value && !props.multiple) {
    model.value = ''
    return
  }
  await getImageList()
  drawer.value = true
}

const getImageList = async() => {
  const res = await getFileList({ page: page.value, pageSize: pageSize.value, ...search.value })
  if (res.code === 0) {
    picList.value = res.data.list
    total.value = res.data.total
    page.value = res.data.page
    pageSize.value = res.data.pageSize
  }
}

</script>

<style scoped lang="scss">

.multiple-img {
  display: flex;
  gap: 8px;
  width: 100%;
  flex-wrap: wrap;
}

.add-image {
  width: 120px;
  height: 120px;
  line-height: 120px;
  display: flex;
  justify-content: center;
  border-radius: 20px;
  border: 1px dashed #ccc;
  background-size: cover;
  cursor: pointer;
}

.update-image {
  cursor: pointer;
  width: 120px;
  height: 120px;
  line-height: 120px;
  display: flex;
  justify-content: center;
  border-radius: 20px;
  border: 1px dashed #ccc;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;

  &:hover {
    color: #fff;
    background: linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0.15) 0%,
            rgba(0, 0, 0, 0.15) 100%
    ),
    radial-gradient(
            at top center,
            rgba(255, 255, 255, 0.4) 0%,
            rgba(0, 0, 0, 0.4) 120%
    ) #989898;
    background-blend-mode: multiply, multiply;
    background-size: cover;
    .update {
      color: #fff;
    }
    .video {
      opacity: 0.2;
    }
  }

  .video-icon {
    position: absolute;
    left: calc(50% - 16px);
    top: calc(50% - 16px);
  }

  video {
    object-fit: cover;
    max-width: 100%;
    border-radius: 20px;
  }

  .update {
    height: 120px;
    width: 120px;
    text-align: center;
    color: transparent;
    position: absolute;
  }
}

.upload-btn-media-library {
  margin-left: 20px;
}

.media {
  display: flex;
  flex-wrap: wrap;

  .media-box {
    width: 120px;
    margin-left: 20px;

    .img-title {
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      line-height: 36px;
      text-align: center;
      cursor: pointer;
    }

    .header-img-box-list {
      width: 120px;
      height: 120px;
      border: 1px dashed #ccc;
      border-radius: 8px;
      text-align: center;
      line-height: 120px;
      cursor: pointer;
      overflow: hidden;
      .el-image__inner {
        max-width: 120px;
        max-height: 120px;
        vertical-align: middle;
        width: unset;
        height: unset;
      }

      .el-image {
        position: relative;
      }
      .video-icon {
        position: absolute; left: calc(50% - 16px); top: calc(50% - 16px);
      }
      video {
        object-fit: cover; max-width:100%; min-height: 100%; border-radius: 8px;
      }
    }
  }
}
</style>
